function showOrHide(id)  {  
	var mychar = document.getElementById(id);
    mychar.style.display = mychar.style.display == "none"?"block":"none";
}

function modifyGroup(id){
	document.getElementById(id).action="modifyGroup.action";
	document.getElementById(id).submit();
}

function deleteGroup(id){
	document.getElementById(id).action="deleteGroup.action";
	document.getElementById(id).submit();
}